CN109673258B - Seed cotton conveying channel - Google Patents
Seed cotton conveying channel Download PDFInfo
- Publication number
- CN109673258B CN109673258B CN201910071707.4A CN201910071707A CN109673258B CN 109673258 B CN109673258 B CN 109673258B CN 201910071707 A CN201910071707 A CN 201910071707A CN 109673258 B CN109673258 B CN 109673258B
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- Prior art keywords
- cotton
- cotton conveying
- connecting rod
- conveying channel
- seed
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- 229920000742 Cotton Polymers 0.000 title claims abstract description 212
- 239000012535 impurity Substances 0.000 claims abstract description 29
- 238000005192 partition Methods 0.000 claims abstract description 4
- 235000006040 Prunus persica var persica Nutrition 0.000 claims description 31
- 244000144730 Amygdalus persica Species 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 19
- 239000008186 active pharmaceutical agent Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 241000219146 Gossypium Species 0.000 description 157
- 238000004140 cleaning Methods 0.000 description 32
- 240000005809 Prunus persica Species 0.000 description 9
- 238000003306 harvesting Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 2
- 230000035613 defoliation Effects 0.000 description 2
- 238000004043 dyeing Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D46/00—Picking of fruits, vegetables, hops, or the like; Devices for shaking trees or shrubs
- A01D46/08—Picking of fruits, vegetables, hops, or the like; Devices for shaking trees or shrubs of cotton
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/06—Selective separation of solid materials carried by, or dispersed in, gas currents by impingement against sieves
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Preliminary Treatment Of Fibers (AREA)
Abstract
The invention relates to a seed cotton conveying channel, and belongs to the technical field of agricultural machinery. The channel comprises a cotton conveying channel body which is arc-shaped as a whole, and at least four grating plates are arranged at the top of the cotton conveying channel body; the cotton conveying channel body is provided with a second opening at the bottom, a baffle plate, a guide plate and a cotton conveying pipe extending downwards are arranged on the second opening, and a baffle plate is arranged in the cotton conveying pipe to divide the cotton conveying pipe into a left cotton conveying pipe and a right cotton conveying pipe. The seed cotton conveying channel has two working states, and the first working state is: all grating plates are connected end to end in sequence and completely cover the first opening, and the baffle and the guide plate completely seal the second opening; the second working state is as follows: the second grating plate is propped against the guide plate, and the guide plate is connected with the partition plate, so that the seed cotton inlet is communicated with the left cotton conveying pipe, and the seed cotton outlet is communicated with the right cotton conveying pipe. The passage can rapidly complete seed cotton conveying passage switching whether the mechanically-picked seed cotton passes through the impurity removing device or is directly conveyed into the seed cotton conveying path of the cotton collecting box.
Description
Technical Field
The invention relates to a seed cotton conveying channel, and belongs to the technical field of agricultural machinery.
Background
The integrated light cotton picker can adapt to a general mechanical cotton picking planting mode for opposite-row harvesting and has the characteristics of simple structure, excellent performance and low manufacturing cost. The method is suitable for the requirements of light and simple cotton harvesting in wide cotton areas in China in aspects of agriculture and production, and is suitable for the operation requirements of high-efficiency mechanical cotton harvesting of cotton varieties in Xinjiang, yangtze river and yellow river basin areas in China. The popularization and application of the method can effectively solve the practical problems that cotton production depends on manual operation, the production mode is behind, the labor intensity is high, the productivity is low, the production cost is high and the like, and the development of cotton industry is seriously hindered.
The seed cotton, the immature green peaches, the branches, the bell shells, the broken leaves and the like are collected together in the collecting process of the cotton harvester, and the cotton mixture formed by the seed cotton, the immature green peaches, the branches, the bell shells, the broken leaves and the like is conveyed to the seed cotton impurity removing device through a seed cotton conveying channel under the action of conveying wind output air flow. The harvesting mode of the harvesting cotton picker is that the high harvesting rate is obtained, the impurity content is increased along with the harvesting mode, the cleaning effect of the seed cotton cleaning device on branches and bell shells is obvious, the cleaning effect on broken leaves is poor, broken leaves and cotton fibers are wound tightly easily, the cleaning of a follow-up cotton binding plant is not facilitated, immature green peaches are easy to damage under the action of the impurity cleaning unit when entering the impurity cleaning device, overflowed juice easily causes seed cotton to be dyed, the cotton quality is reduced, and therefore cleaning work on broken leaves and immature green peaches needs to be completed in advance in the seed cotton conveying process.
Disclosure of Invention
The invention aims to solve the technical problems that: the defect of the technology is overcome, and the seed cotton conveying channel capable of rapidly switching whether the mechanically-picked seed cotton passes through the impurity removing device or is directly conveyed into the seed cotton conveying path of the cotton collecting box is provided.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the seed cotton conveying channel comprises a cotton conveying channel body which is arc-shaped as a whole, wherein one end of the cotton conveying channel body is a seed cotton inlet, and the other end of the cotton conveying channel body is a seed cotton outlet; the top of the cotton conveying channel body is provided with a first opening extending from a seed cotton inlet to a seed cotton outlet, and the first opening is sequentially provided with at least four grating plates along the length direction, wherein three grating plates close to the seed cotton outlet are respectively a first grating plate, a second grating plate and a third grating plate;
the first grating plate is fixed on the cotton conveying channel body; the second grating plate is fixedly connected with the connecting rod DS, and the third grating plate is fixed with the connecting rod CD; the cotton conveying channel body is hinged with the connecting rod CD through a hinge shaft C, a chute DE extending up and down is arranged on the cotton conveying channel body, the connecting rod CD is hinged with the connecting rod DS through a hinge shaft D, and the hinge shaft D is positioned in the chute DE and can move along the chute DE;
the cotton conveying channel body is provided with a second opening extending to the seed cotton outlet right below the first grating plate and the second grating plate (namely, the second opening is arranged at the bottom of the cotton conveying channel body), the second opening is provided with a baffle plate and a guide plate, the top surface of the guide plate is a plane, and the bottom surface of the guide plate is a cambered surface; the baffle is fixedly connected with the connecting rod KS, and the guide plate is fixedly connected with the connecting rod RJ; the cotton conveying device also comprises a connecting rod RS, the connecting rod KS is hinged with the cotton conveying channel body through a hinge shaft K, the connecting rod DS, the connecting rod KS and the connecting rod RS are hinged together through a hinge shaft S, and the connecting rod RS and the connecting rod RJ are hinged through a hinge shaft R; the cotton conveying channel body is provided with a cotton conveying pipe extending downwards from the second opening, and a partition plate is arranged in the cotton conveying pipe to divide the cotton conveying pipe into a left cotton conveying pipe connected with the inlet of the seed cotton impurity removing device and a right cotton conveying pipe connected with the outlet of the seed cotton impurity removing device;
during operation, the seed cotton conveying channel has two working states through the rotary connecting rod KS, wherein the first working state is: all the grating plates are connected end to end in sequence and completely cover the first opening, and the baffle plate and the guide plate completely seal the second opening; the second working state is as follows: the baffle rotates clockwise left and down, the guide plate rotates anticlockwise and right and up, the second grating plate slides downwards along the sliding groove DE and rotates to be propped against the guide plate, and the guide plate is connected with the baffle plate, so that the seed cotton inlet is communicated with the left cotton conveying pipe, and the seed cotton outlet is communicated with the right cotton conveying pipe.
Patent document with application number of CN201710338380.3 discloses a tangential flow guiding type gas-cotton separation device, which adopts a flow guiding exhaust comb with an open structure at the tail end to clean impurities, solves the problem of cleaning light impurities such as broken leaves, but the cleaning of immature green peaches is not involved, and meanwhile, the switching of seed cotton conveying paths of whether mechanically picked seed cotton passes through the impurity cleaning device or is directly sent into a cotton collecting box cannot be completed. According to the invention, the patent document with the application number of CN201710338380.3 is further improved, when the defoliation and ripening of a harvested cotton field are better, the defoliation rate of the cotton field is more than 90%, the boll opening rate of the cotton field is more than 95%, at this time, the harvested seed cotton contains less impurities, and can directly enter a cotton tying plant, so that the seed cotton conveying channel is in a first working state, light impurities are cleaned through a grating plate, and then the seed cotton can be directly conveyed into a cotton collecting box through the conveying channel, so that the seed cotton cleaning device is prevented from cleaning mechanically harvested seed cotton for multiple times, and the fiber quality is reduced. When cotton mixture formed by seed cotton, immature green peach, branch, bell shell, broken leaf and the like enters the cotton handling channel, the connecting rod KS is rotated at the moment, so that the seed cotton conveying channel is in a second working state, and the seed cotton can be conveyed to the seed cotton impurity removing device through the seed cotton conveying channel and then enter the cotton collecting box through the seed cotton outlet.
The beneficial effects brought by the invention are as follows: 1) The multi-stage layered arrangement of the grating plates can gradually dissipate the output air flow of the conveying fan, and small impurities such as broken leaves and the like are discharged along the gaps of the grating plates while smooth conveying of materials is ensured. According to the invention, the seed cotton can not be accumulated in the conveying channel, so that materials can be uniformly fed into the seed cotton impurity removal device, and the phenomenon that the air flow enters the impurity removal device to influence the seed cotton cleaning effect is avoided. 2) The connecting rod mechanism designed by the invention can realize the rapid switching of the seed cotton conveying channel by pulling the connecting rod KS, and can judge whether the seed cotton cleaning device is required to clean according to the actual conditions of different fields when the cotton picker works, so that the seed cotton conveying channel can be rapidly and conveniently switched, the debugging time is saved, and the production efficiency is improved.
The further improvement of the technical scheme is as follows: the cotton conveying channel body is provided with a peach discharging port at the left side close to the left cotton conveying pipe, and the baffle is provided with a brush matched with the peach discharging port; when the seed cotton conveying channel is in the first working state, the brush just seals the peach discharging opening, so that cotton is prevented from flying out of the peach discharging opening, and loss is reduced; when the seed cotton conveying channel is in the second working state, the brush is positioned on the right side of the peach discharging opening to enable the peach discharging opening to be opened, at the moment, immature green peaches and stiff peaches are smoothly discharged along the peach discharging opening under the action of the brush at the tail end of the baffle and gravity, so that the seed cotton cleaning device is prevented from entering, seed cotton dyeing is caused, and the cotton quality is reduced.
The technical scheme is still further improved as follows: the grating plate is comb-shaped, and the comb teeth in the middle of the grating plate are arranged in an outward inclined mode. The unique arrangement mode of the grids in the grid plates can distribute the middle mechanically-picked seed cotton to two sides, and meanwhile, the seed cotton can not be stacked on the two sides, so that the seed cotton is uniformly distributed on the whole grid plates, uniform discharge of air flow and cleaning of broken leaf impurities are more facilitated, the seed cotton fed into the seed cotton cleaning device is uniformly paved on the impurity cleaning unit, the effective cleaning length of the impurity cleaning unit is improved, and the working efficiency and cleaning effect of seed cotton cleaning are improved.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of an embodiment of the present invention.
Fig. 2 is a schematic view of mechanically-harvested seed cotton as it is fed directly into a cotton collection bin.
Fig. 3 is a top view of the linkage mechanism.
Fig. 4 is a schematic view of mechanically picked seed cotton entering a cotton collection box after being cleaned by a trash cleaning device.
Fig. 5 is a top view of a grid plate.
Reference numerals: fifth grating plate-1, fourth grating plate-2, third grating plate-3, second grating plate-4, baffle-5, first grating plate-6, guide plate-7, seed cotton outlet-8, connecting rod CD-9, connecting rod DS-10, connecting rod RS-11, connecting rod RJ-12, connecting rod KS-13, hinge shaft C-14, hinge shaft D-15, hinge shaft K-16, bolt-17, hinge shaft J-18, frame-19, seed cotton inlet-20, peach outlet-21, chute DE-22, hinge shaft S-23, hinge shaft R-24, baffle-25, left cotton conveying pipe-26, right cotton conveying pipe-27.
Detailed Description
Examples
The seed cotton conveying passage of this embodiment, as shown in fig. 1-4, comprises a cotton conveying passage body which is arc-shaped as a whole, wherein one end of the cotton conveying passage body is a seed cotton inlet 20, and the other end is a seed cotton outlet 8. The top of the cotton conveying channel body is provided with a first opening extending from the seed cotton inlet 20 to the seed cotton outlet 8, and the first opening is sequentially provided with at least four grating plates along the length direction. As shown in fig. 1, five grating plates in the present embodiment are a first grating plate 6, a second grating plate 4, a third grating plate 3, a fourth grating plate 2, and a fifth grating plate 1, wherein the fifth grating plate 1 and the fourth grating plate 2 are fixedly disposed on the cotton conveying channel body. Wherein the three grating plates near the seed cotton outlet 22 are a first grating plate 6, a second grating plate 4 and a third grating plate 3 respectively.
The first grating plate 6, the fourth grating plate 2 and the fifth grating plate 1 are all fixed on the cotton conveying channel body; the second grating plate 4 is fixedly connected with the connecting rod DS 10, and the included angle between the second grating plate 4 and the connecting rod DS 10 is a preset included angle beta; the third grating plate 3 and the connecting rod CD 9 are fixed together, and the included angle between the third grating plate 3 and the connecting rod CD 9 is a preset included angle alpha; the cotton conveying channel body is hinged with the connecting rod CD 9 through a hinge shaft C14, a chute DE 22 extending up and down is arranged on the cotton conveying channel body, the connecting rod CD 9 is hinged with the connecting rod DS 10 through a hinge shaft D15, and the hinge shaft D15 is positioned in the chute DE 22 and can move along the chute DE 22;
the cotton conveying channel body is provided with a second opening extending to the seed cotton outlet 8 right below the first grating plate 6 and the second grating plate 4, the second opening is provided with a baffle plate 5 and a guide plate 7, the top surface of the guide plate 7 is a plane, and the bottom surface is a cambered surface. The baffle 5 is fixedly connected with the connecting rod KS 13, and the included angle of the baffle is gamma; the guide plate 7 is fixedly connected with the connecting rod RJ 12, and the included angle of the guide plate is theta. The connecting rod KS 13 is hinged with the cotton conveying channel body through a hinge shaft K16, the connecting rod DS 10, the connecting rod KS 13 and the connecting rod RS 11 are hinged together through a hinge shaft S23, and the connecting rod RS 11 and the connecting rod RJ 12 are hinged through a hinge shaft R24; the cotton conveying channel body is provided with a cotton conveying pipe which extends downwards from the second opening, and a partition plate 25 is arranged in the cotton conveying pipe to divide the cotton conveying pipe into a left cotton conveying pipe 26 connected with the inlet of the seed cotton impurity removing device and a right cotton conveying pipe 27 connected with the outlet of the seed cotton impurity removing device.
During operation, the seed cotton conveying channel has two working states through the rotary connecting rod KS 13, and the conveying direction is switched according to the requirement of mechanically picked seed cotton. The first working state is shown in fig. 2 and the dotted line in fig. 1: all grating plates are connected end to end in sequence and completely cover the first opening, the baffle plate 5 and the guide plate 7 completely seal the second opening, the arrangement mode of the grating plates is similar to the arrangement mode of the diversion exhaust comb in the application number CN201710338380.3, and the machine-harvested seed cotton enters the cotton collecting box along the direction of ABCDFG in the conveying channel.
The second operating state is as shown in fig. 3 and in solid lines in fig. 1: the baffle 5 rotates clockwise and left downwards, the guide plate 7 rotates anticlockwise and right upwards, the second grating plate 4 slides downwards along the sliding groove DE 22 and rotates to be propped against the guide plate 7, the guide plate 7 is connected with the baffle plate 25, so that the seed cotton inlet 21 is communicated with the left cotton conveying pipe 26, and the seed cotton outlet 8 is communicated with the right cotton conveying pipe 27. At this time, after the mechanically-extracted seed cotton enters the conveying channel, the mechanically-extracted seed cotton enters an inlet OP of the seed cotton impurity removal device along the direction of ABCEJI, small impurities such as broken leaves mixed in the mechanically-extracted seed cotton can be discharged through the grating plate, and the cotton cleaned through the cleaning device enters the cotton collection box along the direction of the channel PIG from the PQ inlet.
The present embodiment can be modified as follows: 1) As shown in fig. 1-4, the cotton conveying channel body is provided with a peach discharging opening 20 near the left side of the left cotton conveying pipe 26, and the baffle 5 is provided with a brush matched with the peach discharging opening 20; when the seed cotton conveying channel is in the first working state, the brush just seals the peach discharging port 20, so that cotton is prevented from flying out of the peach discharging port, and loss is reduced; when the seed cotton conveying channel is in the second working state, the brush is positioned on the right side of the peach discharging port 20 to enable the peach discharging port 20 to be opened, at the moment, the green peaches and the stiff peaches are fed into the peach collecting box from the peach discharging port 20 under the combined action of the tail end brush of the baffle 5 and gravity, so that the seed cotton cleaning device is prevented from entering, seed cotton dyeing is caused, and the cotton quality is reduced.
2) As shown in fig. 5, the grating plate has a comb shape, and the middle comb teeth are inclined outward. The device is more favorable for uniform discharge of air flow and cleaning of broken leaf impurities, and meanwhile, seed cotton fed into the seed cotton cleaning device is uniformly paved on the impurity cleaning unit, so that the effective cleaning length of the impurity cleaning unit is improved, and the working efficiency and cleaning effect of seed cotton cleaning are improved.
The present invention is not limited to the specific technical solutions described in the above embodiments, and other embodiments may be provided in addition to the above embodiments. Any modifications, equivalent substitutions, improvements, etc. made by those skilled in the art, which are within the spirit and principles of the present invention, are intended to be included within the scope of the present invention.
Claims (1)
1. The seed cotton conveying channel comprises a cotton conveying channel body which is arc-shaped as a whole, wherein one end of the cotton conveying channel body is a seed cotton inlet, and the other end of the cotton conveying channel body is a seed cotton outlet; the method is characterized in that: the top of the cotton conveying channel body is provided with a first opening extending from a seed cotton inlet to a seed cotton outlet, and the first opening is sequentially provided with at least four grating plates along the length direction, wherein three grating plates close to the seed cotton outlet are respectively a first grating plate, a second grating plate and a third grating plate;
the first grating plate is fixed on the cotton conveying channel body; the second grating plate is fixedly connected with the connecting rod DS, the third grating plate is fixed with the connecting rod CD, the cotton conveying channel body is hinged with the connecting rod CD through a hinge shaft C, a sliding groove DE extending up and down is arranged on the cotton conveying channel body, the connecting rod CD is hinged with the connecting rod DS through a hinge shaft D, and the hinge shaft D is positioned in the sliding groove DE and can move along the sliding groove DE;
the cotton conveying channel body is provided with a second opening extending to a seed cotton outlet right below the first grating plate and the second grating plate, the second opening is provided with a baffle plate and a guide plate, the top surface of the guide plate is a plane, and the bottom surface of the guide plate is a cambered surface; the baffle is fixedly connected with the connecting rod KS, and the guide plate is fixedly connected with the connecting rod RJ; the cotton conveying device also comprises a connecting rod RS, the connecting rod KS is hinged with the cotton conveying channel body through a hinge shaft K, the connecting rod DS, the connecting rod KS and the connecting rod RS are hinged together through a hinge shaft S, and the connecting rod RS and the connecting rod RJ are hinged through a hinge shaft R; the cotton conveying channel body is provided with a cotton conveying pipe extending downwards from the second opening, and a partition plate is arranged in the cotton conveying pipe to divide the cotton conveying pipe into a left cotton conveying pipe connected with the inlet of the seed cotton impurity removing device and a right cotton conveying pipe connected with the outlet of the seed cotton impurity removing device;
during operation, the seed cotton conveying channel has two working states through the rotary connecting rod KS, wherein the first working state is: all the grating plates are connected end to end in sequence and completely cover the first opening, and the baffle plate and the guide plate completely seal the second opening; the second working state is as follows: the baffle rotates clockwise and leftwards downwards, the guide plate rotates anticlockwise and rightwards upwards, the second grating plate slides downwards along the sliding chute DE and rotates to be propped against the guide plate, the guide plate is connected with the baffle plate, so that the seed cotton inlet is communicated with the left cotton conveying pipe, and the seed cotton outlet is communicated with the right cotton conveying pipe;
the cotton conveying channel body is provided with a peach discharging port at the left side close to the left cotton conveying pipe, and the baffle is provided with a brush matched with the peach discharging port; when the seed cotton conveying channel is in a first working state, the brush just seals the peach discharging opening; when the seed cotton conveying channel is in the second working state, the brush is positioned on the right side of the peach discharging port to open the peach discharging port;
the grating plate is comb-shaped, and the comb teeth in the middle of the grating plate are arranged in an outward inclined mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071707.4A CN109673258B (en) | 2019-01-25 | 2019-01-25 | Seed cotton conveying channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910071707.4A CN109673258B (en) | 2019-01-25 | 2019-01-25 | Seed cotton conveying channel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109673258A CN109673258A (en) | 2019-04-26 |
| CN109673258B true CN109673258B (en) | 2024-01-23 |
Family
ID=66194657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910071707.4A Active CN109673258B (en) | 2019-01-25 | 2019-01-25 | Seed cotton conveying channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109673258B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104255190A (en) * | 2014-09-24 | 2015-01-07 | 农业部南京农业机械化研究所 | Vehicle-mounted Anti-loss efficient scutching device of cotton fibers |
| CN107006219A (en) * | 2017-05-15 | 2017-08-04 | 农业部南京农业机械化研究所 | A kind of tangent line flow-guiding type gas cotton separator |
| CN209609244U (en) * | 2019-01-25 | 2019-11-12 | 农业农村部南京农业机械化研究所 | A kind of unginned cotton transfer passage |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6421991B1 (en) * | 2000-09-26 | 2002-07-23 | Deere & Company | Doffer for a cotton cleaner |
| US8046877B2 (en) * | 2008-08-26 | 2011-11-01 | Jimmy R. Stover | Drying of seed cotton and other crops |
-
2019
- 2019-01-25 CN CN201910071707.4A patent/CN109673258B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104255190A (en) * | 2014-09-24 | 2015-01-07 | 农业部南京农业机械化研究所 | Vehicle-mounted Anti-loss efficient scutching device of cotton fibers |
| CN107006219A (en) * | 2017-05-15 | 2017-08-04 | 农业部南京农业机械化研究所 | A kind of tangent line flow-guiding type gas cotton separator |
| CN209609244U (en) * | 2019-01-25 | 2019-11-12 | 农业农村部南京农业机械化研究所 | A kind of unginned cotton transfer passage |
Non-Patent Citations (1)
| Title |
|---|
| 刷辊式采棉机的改进设计与试验;黄铭森;石磊;张玉同;陈长林;孙勇飞;谢庆;孔凡婷;吴崇友;;农业工程学报(20);全文 * |
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| Publication number | Publication date |
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| CN109673258A (en) | 2019-04-26 |
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